#include <sys/sysctl.h>
#include <time.h>
#include <darwintest.h>
#if TARGET_OS_WATCH
#define USEBOOTARG "bad_ram_pages=536870912 bad_static_mfree=1"
#elif TARGET_OS_OSX
#define USEBOOTARG "bad_ram_pages=3221225472 bad_static_mfree=1"
#else
#define USEBOOTARG "bad_ram_pages=786432000 bad_static_mfree=1"
#endif
T_DECL(retired_pages_test,
"Test retiring pages at boot",
T_META_NAMESPACE("xnu.vm"),
T_META_BOOTARGS_SET(USEBOOTARG),
T_META_ASROOT(true),
T_META_CHECK_LEAKS(false))
{
int err;
unsigned int count = 0;
size_t s = sizeof(count);
#if !defined(__arm64__) || TARGET_OS_BRIDGE
T_SKIP("No page retirement on x86, arm32 or bridgeOS kernels");
#endif
err = sysctlbyname("vm.retired_pages_count", &count, &s, NULL, 0);
if (err == ENOENT) {
T_SKIP("sysctl vm.retired_pages_count not found, skipping test");
}
T_ASSERT_POSIX_SUCCESS(err, "sysctl vm.retired_pages_count");
T_ASSERT_GT_INT(count, 0, "Expect retired pages");
}